Always match the extinguisher type with the fire class for effective suppression and safety.
Types of fire extinguishers:
• Water Extinguishers: Use water to extinguish Class A fires (wood, paper).
• Foam Extinguishers: Use foam for Class A and B fires (flammable liquids).
• CO2 Extinguishers: Use carbon dioxide for Class B and electrical fires.
• Dry Powder Extinguishers: Use dry chemicals for Class A, B, and C fires (metal, liquid, gas).
• Wet Chemical Extinguishers: Use wet chemicals for Class K fires (cooking oils).
| Class | 0 – 15 | 15 – 30 | 30 – 45 | 45 – 60 | 60 – 75 | 75 – 90 |
|---|---|---|---|---|---|---|
| Frequency | 11 | 8 | 15 | 7 | 10 | 9 |
Leaves of the sensitive plant move very quickly in response to ‘touch’. How is this stimulus of touch communicated and explain how the movement takes place?
Read the following sources of loan carefully and choose the correct option related to formal sources of credit:
(i) Commercial Bank
(ii) Landlords
(iii) Government
(iv) Money Lende